photoprism/scripts/download-nasnet.sh
Michael Mayer 027800fba5 CI: Improve compatibility of download scripts
Signed-off-by: Michael Mayer <michael@liquidbytes.net>
2022-05-21 02:34:50 +02:00

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#!/usr/bin/env bash
TODAY=$(date -u +%Y%m%d)
MODEL_NAME="NASNet Mobile"
MODEL_URL="https://dl.photoprism.app/tensorflow/nasnet.zip?$TODAY"
MODEL_PATH="assets/nasnet"
MODEL_ZIP="/tmp/photoprism/nasnet.zip"
MODEL_HASH="f18b801354e95cade497b4f12e8d2537d04c04f6 $MODEL_ZIP"
MODEL_VERSION="$MODEL_PATH/version.txt"
MODEL_BACKUP="storage/backup/nasnet-$TODAY"
echo "Installing $MODEL_NAME model for TensorFlow..."
# Create directories
mkdir -p /tmp/photoprism
mkdir -p storage/backup
# Check for update
if [[ -f ${MODEL_ZIP} ]] && [[ $(sha1sum ${MODEL_ZIP}) == "${MODEL_HASH}" ]]; then
if [[ -f ${MODEL_VERSION} ]]; then
echo "Already up to date."
exit
fi
else
# Download model
echo "Downloading latest model from $MODEL_URL..."
wget "${MODEL_URL}" -O ${MODEL_ZIP}
TMP_HASH=$(sha1sum ${MODEL_ZIP})
echo "${TMP_HASH}"
fi
# Create backup
if [[ -e ${MODEL_PATH} ]]; then
echo "Creating backup of existing directory: $MODEL_BACKUP"
rm -rf "${MODEL_BACKUP}"
mv ${MODEL_PATH} "${MODEL_BACKUP}"
fi
# Unzip model
unzip ${MODEL_ZIP} -d assets
echo "$MODEL_NAME $TODAY $MODEL_HASH" > ${MODEL_VERSION}
echo "Latest $MODEL_NAME installed."